Basic Information
Formula
EuS
MP-ID
mp-1002210
Elements
2
Sites
2
Density
6.7964
g/cm³
Volume
44.96
ų
Cell a
3.5559
Å
Cell b
3.5559
Å
Cell c
3.5559
Å
α Angle
90.00
°
β Angle
90.00
°
γ Angle
90.00
°
Space Group
Pm-3m
Point Group
m-3m
Crystal System
Cubic
Bravais Lattice
cP
Stability
No
Packing Fraction
0.5236
X-ray Diffraction
Diffraction Pattern
X-axis: 2θ (°); Y-axis: relative intensity; Cu Kα ; λ=1.5418 Å
Diffraction Peaks (Top 9)
| 2θ | d (Å) | I | hkl |
|---|---|---|---|
| 25.04 | 3.5559 | 49.8 | (1,0,0) |
| 35.71 | 2.5144 | 100.0 | (1,1,0) |
| 44.11 | 2.0530 | 15.7 | (1,1,1) |
| 51.39 | 1.7780 | 17.2 | (2,0,0) |
| 58.00 | 1.5903 | 21.3 | (2,1,0) |
| 64.15 | 1.4517 | 35.1 | (2,1,1) |
| 75.64 | 1.2572 | 11.0 | (2,2,0) |
| 81.14 | 1.1853 | 10.3 | (2,2,1) |
| 86.56 | 1.1245 | 16.0 | (3,1,0) |
Energy Properties
Formation Energy/atom
-2.12909
eV/atom
Energy/atom
-25.40655
eV/atom
Energy above Hull
0.3335
eV/atom
Uncorrected Energy
-9.0192
eV/atom
Volume/atom
22.48
ų
c/a Ratio
1.0000
Electronic Properties
Metallic
Metal
Band Gap
0
eV
Direct Gap
No
CBM
N/A
eV
Magnetic Properties
Magnetic
Yes
Total Mag. Moment
7.0005
μB
Mag. Ordering
FM
Mag. Sites
1
Magnetization/Volume
0.155690
μB/ų
Elastic Properties
KVRH
79.757
GPa
GVRH
18.648
GPa
Young's Modulus E
51.899
GPa
Poisson Ratio ν
0.392
Pugh Ratio K/G
4.277
Vickers Hardness Est.
0.000
GPa
Ductility
Brittle
Anisotropy
16.923
Lame λ
67.325
GPa
Feature Analysis
Element Composition (atomic fraction)
Composition Info
Major / Matrix Element
Eu · 0.500
Element Family
Lanthanide
Solute Fraction
0.500
Interstitial Fraction
0.000
Elastic Modulus Comparison (GPa)
Elastic Features
Elastic Anisotropy AU
16.9230
Homogeneous Poisson ν
0.3920
Debye Temperature
353.7
K
Sound Velocity
1,873.0
m/s
Homogeneity
0.3920
Related Tasks
Citation & References
Materials Project Page
https://materialsproject.org/materials/mp-1002210
Reference Citation
The crystal structure and related material properties of EuS were obtained from the Materials Project database (MP-ID: mp-1002210, database version v2026.04.13).
Literature Citation
Horton, M.K., Huck, P., Yang, R.X. et al. Accelerated data-driven materials science with the Materials Project. Nat. Mater. 24, 1522–1532 (2025). https://doi.org/10.1038/s41563-025-02272-0
3D Crystal Structure Rendering
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Raw CIF Data
# generated using pymatgen
data_EuS
_symmetry_space_group_name_H-M 'P 1'
_cell_length_a 3.55592900
_cell_length_b 3.55592900
_cell_length_c 3.55592900
_cell_angle_alpha 90.00000000
_cell_angle_beta 90.00000000
_cell_angle_gamma 90.00000000
_symmetry_Int_Tables_number 1
_chemical_formula_structural EuS
_chemical_formula_sum 'Eu1 S1'
_cell_volume 44.96341026
_cell_formula_units_Z 1
loop_
_symmetry_equiv_pos_site_id
_symmetry_equiv_pos_as_xyz
1 'x, y, z'
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_symmetry_multiplicity
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_occupancy
Eu Eu0 1 0.00000000 0.00000000 0.00000000 1.0
S S1 1 0.50000000 0.50000000 0.50000000 1.0
